1. Syphilitic aortic insufficiency;Prewitt;JAMA,1970
2. Syphilitic aortic insufficiency;Friedman;Alabama J Med Sci,1969
3. Some changing aspects of aortic regurgitation: an autopsy study;Barondess;Trans Am Clin Climatol Assoc,1968
4. The Oslo study of the natural history of untreated syphilis;Clark;J Chron Dis,1955
5. Autopsy studies in syphilis;Rosahn;J Vener Dis Inf,1947